diff --git a/exposures/configs/prometheus-flags-endpoint.yaml b/exposures/configs/prometheus-flags-endpoint.yaml
index 3f139d1ec3..2f4110f253 100644
--- a/exposures/configs/prometheus-flags-endpoint.yaml
+++ b/exposures/configs/prometheus-flags-endpoint.yaml
@@ -18,6 +18,8 @@ requests:
       - type: status
         status:
           - 200
+
+      - type: word
         words:
           - '"data":'
           - '"config.file":'